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Investments (Details 1) - USD ($) $ in Thousands | Dec. 31, 2016 | Apr. 02, 2016
--- | --- | ---
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | $ 15,421 |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 4,193 | $ 2,630
Available-for-sale Securities, Amortized Cost Basis | 21,416 | 22,147
Total Amortized Cost - Available-for-sale Securities | 21,416 | 22,147
Gross Unrealized Losses | (373) | (530)
Total Fair Value - Available-for-sale Debt Securities | 15,328 |
Total Fair Value - Available-for-sale Securities | 25,236 | 24,247
Equity Method Investments |  | 14,841
U.S. Treasury and Government Agencies [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 650 | 1,002
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 0 | 0
Gross Unrealized Losses | (1) | (3)
Total Fair Value - Available-for-sale Debt Securities | 649 | 999
Mortgage-backed securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 5,859 | 5,866
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 5 | 13
Gross Unrealized Losses | (90) | (60)
Total Fair Value - Available-for-sale Debt Securities | 5,774 | 5,819
States and political subdivisions [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 7,209 | 7,231
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 139 | 239
Gross Unrealized Losses | (120) | (49)
Total Fair Value - Available-for-sale Debt Securities | 7,228 | 7,421
Corporate debt securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 1,703 | 1,166
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 3 | 4
Gross Unrealized Losses | (29) | (6)
Total Fair Value - Available-for-sale Debt Securities | 1,677 | 1,164
Marketable equity securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 4,046 | 2,374
Amortized Cost - Available-for-sale Equity Securities | 4,995 | 5,882
Gross Unrealized Losses | (133) | (412)
Total Fair Value - Available-for-sale Equity Securities | 8,908 | 7,844
Certificates of Deposit [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 0 | 0
Available-for-sale Securities, Amortized Cost Basis | 1,000 | 1,000
Total Amortized Cost - Available-for-sale Securities | 1,000 | 1,000
Gross Unrealized Losses | 0 | 0
Total Fair Value - Available-for-sale Securities | $ 1,000 | $ 1,000

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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition This item represents the cost of equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments for other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=73527792&loc=d3e27161-111563 + Details
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